Paper Keys and Tinfoil Hats
I know I said I wasn't going to post anything, but then I saw this craziness on slashdot and like other bad ideas I just have to share it. For those of you who don't want to click on the link, (smart move), a short summary is that a company called Safeberg is marketing file encryption software where the private RSA key is stored on a printed out piece of paper . To decrypt your files, you just take a picture of the key with your web-cam and their software will turn it back into a digital key. You can see a YouTube video they produced about it here . No seriously, this is a real product... How do I know this is snake oil? It's using zany solutions to something that's not a problem They spend all their time talking about key length First, let's back up and talk about file encryption. I've written a proof of concept password cracker for TrueCrypt encrypted files, and I'm currently working with another graduate student to implement it using GPU processors, so ...